Yanan was born on Friday, October 25, 1996, in Shanghai, China. He was born in the Chinese Year of the Rat and his zodiac star sign is Scorpio. He's 186 cm or 6'1" tall. Yanan, Jinho, Hui, Hongseok, and Shinwon's blood type is A.

His nationality is Chinese. He speaks Mandarin, along with fellow members Jinho, Hui, Hongseok, and Yeo One.

Yanan plays the piano and traditional Chinese instruments. His hobbies are drawing, soccer, basketball, and swimming.

He became a Cube trainee after auditioning in China. Before that, he planned to be an air steward.

Before debut, he was on Mnet's "Pentagon Maker." After the first week's battle, he ranked tenth, the lowest position possible. After that miserable result, he tried to show his full abilities to the viewers while carrying out difficult missions or giving great performances.